USGS -- Water Resources of the United States

Most recent Provisional daily data value: 15.31 on 03/03/09

Summary Statistics for Period of Continuous Record

Depth to water level, feet below land surface

Approved Daily Maximum Values Data Used in Analysis

Begin Date

End Date

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Ground-Water Watch

Site Number: 371644077244601 - 51G 1

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Watch Help Page

DESCRIPTION:: Latitude 37�'44", Longitude 77�'46" NAD27
Colonial Heights City County, Virginia, Hydrologic Unit 02080207; Land surface altitude: 57.00 feet above sea level NGVD29.
Well completed in "Piedmont and Blue Ridge crystalline-rock aquifers" (N400PDMBRX) national aquifer.
Well completed in "PETERSBURG GRANITE" (300PRBG) local aquifer

AVAILABLE DATA FROM NWISWeb:

Real-time
Daily Data
Field ground-water-level measurements
Additional Data Sources	Begin Date	End Date	Count
Annual Water Data Report (pdf) offsite	2006	2007	2

OPERATION:: Record for this site is maintained by the USGS Virginia Water Science Center; Email questions about this site to Virginia Water-Data Inquiries

Site Statistics

Monthly statistics plot for 371644077244601

Most recent data value: 15.31 on 3/3/2009
Period of Record Monthly Statistics for 371644077244601
Depth to water level, feet below land surface
All Approved Continuous & Periodic Data Used In Analysis
Note: Bold values in the table indicate closest statistic to the most recent data value.
Month Lowest
Level 10th
%ile 25th
%ile 50th
%ile 75th
%ile 90th
%ile Highest
Level Number
of
Years
Jan 19.01 17.31 16.82 15.43 13.85 13.19 10.73 60
Feb 18.83 16.64 15.56 14.29 13.23 12.65 11.17 56
Mar 18.39 15.78 15.11 14.15 13.10 12.05 10.73 59
Apr 17.24 15.74 14.82 14.25 13.07 12.20 11.58 59
May 17.15 15.86 15.30 14.60 13.68 13.02 12.41 59
Jun 17.34 16.06 15.80 15.21 14.84 14.29 12.67 64
Jul 17.51 16.55 16.19 15.65 15.11 14.52 12.14 59
Aug 17.72 16.99 16.52 15.86 15.24 14.04 11.60 64
Sep 18.06 17.38 17.03 16.32 15.30 13.84 11.10 57
Oct 18.42 17.63 17.15 16.44 15.56 13.94 12.07 60
Nov 18.70 17.95 17.27 16.40 15.43 13.66 12.23 60
Dec 19.26 17.89 16.91 16.07 14.73 13.44 12.82 54

Statistics Options

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Daily Ground-Water Data

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Periodic Ground-Water Data

Ground-water hydrograph for well 371644077244601

Summary Statistics for Period of Record Periodic Water Levels

Depth to water level, feet below land surface

Approved Periodic Water Level Values

Begin Date

End Date

Number of Values

10/10/39

01/21/09

1,079

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
10.73	01/26/78	19.26	12/03/63

	Ground-Water Levels Options
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Period of Record - All Data Types

Period of record plot for well 371644077244601

Summary Statistics for Period of Record - All Data Types

Depth to water level, feet below land surface

Begin Date

End Date

Number of Values

10/10/39

03/03/09

2,031

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
10.73	03/31/98	19.26	12/03/63

	Period of Record Options
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	Download ground-water levels in text format of all data types

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Last update: Wednesday, February 18, 2009 at 10:44